AGDB2 rock sample M172959

(metamorphic, metamafite)

Field Value
Lab ID M172959
Field ID 86RN62A
Job ID LR18
Sample submitter Brew, David A.
Project name Juneau AMRAP
Date submitted 7/15/1986 0:00:00
Country United States
State AK
Map quadrangle Juneau
Geographic latitude 58.30556
Geographic longitude -134.35556
Sample source outcrop
Collection method composite
Primary media type rock
Secondary media type metamorphic
Sample media name metamafite
Sample comment relatively unalt'd mafic sill
Additional sample attributes metasomatism unknown; quartz absent; mafic (greenstone, greenschist, amphibolite)
Geologic age Mesozoic undifferentiated
Igneous setting sill
Metamorphic setting regional
Metamorphic facies or grade greenschist
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Geologic map unit -134.35556, 58.30556
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Gold <0.1 parts per million by weight AA_F_HBr
Element Value Units Technique Digestion Decomposition Laboratory
Gold L0.1 ppm AA T HBr-Br2 and MIBK USGS-BAL